9 Downloadable computer software for wireless transmission and synchronization of audio, video, data, and multimedia files, and audio, video, data, and multimedia streams between a computing device and a cell phone, mobile computer, or other mobile device; downloadable computer software for creating and managing a database of audio, video, data, and multimedia files, and audio, video, data, and multimedia streams; downloadable computer software for playing, annotating, sharing, and broadcasting audio, video, data, and multimedia files, and audio, video, data, and multimedia streams on a cell phone, mobile computer, or other mobile device